Hand-held Spirometer

PRODUCT DESCRIPTION

This is a hand-held equipment for checking lung conditions, adopts the infrared mode for measuring relative items, and is applicable for hospital, clinic for routine test.

• Forced Vital Capacity (FVC), Forced Expired Volume in one second (FEV1), the ratio of FEV1 and FVC (FEV1%), Peak expiratory flow (PEF), 25% flow of the FVC (FEF25), 75% flow of the FVC(FEF75) and average flow between 25% and 75% of the FVC(FEF2575) can be measured. Besides, the testee condition can be shown by the ratio of the measured value and the predicted value.
• Information prompts when volume or flow goes beyond the limits
• Ratio of FEV1 and FVC can be measured
• Software interface and trend chart display
• Battery backup: 4 hours